<!-- ignore the following lines, they are not important to this demo -->
<jigsaw-demo-description [summary]="summary" [content]="description">
</jigsaw-demo-description>


<!-- start to learn the demo from here -->
<h4>grItems</h4>

<jigsaw-range-time [(beginDate)]="beginDate" [grItems]="grItems" [(endDate)]="endDate" ></jigsaw-range-time><br>
